warning: enum variant is more than three times larger (32 bytes) than the next largest
  --> $DIR/enum-size-variance.rs:32:5
   |
32 |     L(isize, isize, isize, isize), //~ WARNING three times larger
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
note: lint level defined here
  --> $DIR/enum-size-variance.rs:17:9
   |
17 | #![warn(variant_size_differences)]
   |         ^^^^^^^^^^^^^^^^^^^^^^^^